Home / 2,032.11-2,804.40-1,285.79

Finding the Fourth Proportional to 2,032.11, 2,804.40 and 1,285.79

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Solution

The fourth proportional to 2,032.11, 2,804.40 and 1,285.79 is: 1,774.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,032.11 : 2,804.40 = 1,285.79 : x
  2. Step 2: Convert to fraction form
    2,032.11/2,804.40 = 1,285.79/x
  3. Step 3: Cross multiply
    2,032.11x = 2,804.40 × 1,285.79
  4. Step 4: Simplify right side
    2,032.11x = 3,605,855.45
  5. Step 5: Solve for x
    x = 3,605,855.45/2,032.11
  6. Step 6: Final answer
    x = 1,774.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.